UI: line chart

ui/app/components/freestyle/sg-line-chart.js

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+import Component from '@ember/component';
+import { computed } from '@ember/object';
+import d3TimeFormat from 'd3-time-format';
+
+export default Component.extend({
+  timerTicks: 0,
+
+  startTimer: function() {
+    this.set(
+      'timer',
+      setInterval(() => {
+        this.incrementProperty('timerTicks');
+
+        const ref = this.get('lineChartLive');
+        ref.addObject({ ts: Date.now(), val: Math.random() * 30 + 20 });
+        if (ref.length > 60) {
+          ref.splice(0, ref.length - 60);
+        }
+      }, 500)
+    );
+  }.on('init'),
+
+  willDestroy() {
+    clearInterval(this.get('timer'));
+  },
+
+  lineChartData: computed(() => {
+    return [
+      { year: 2010, value: 10 },
+      { year: 2011, value: 10 },
+      { year: 2012, value: 20 },
+      { year: 2013, value: 30 },
+      { year: 2014, value: 50 },
+      { year: 2015, value: 80 },
+      { year: 2016, value: 130 },
+      { year: 2017, value: 210 },
+      { year: 2018, value: 340 },
+    ];
+  }),
+
+  lineChartMild: computed(() => {
+    return [
+      { year: 2010, value: 100 },
+      { year: 2011, value: 90 },
+      { year: 2012, value: 120 },
+      { year: 2013, value: 130 },
+      { year: 2014, value: 115 },
+      { year: 2015, value: 105 },
+      { year: 2016, value: 90 },
+      { year: 2017, value: 85 },
+      { year: 2018, value: 90 },
+    ];
+  }),
+
+  lineChartLive: computed(() => {
+    return [];
+  }),
+
+  secondsFormat() {
+    return d3TimeFormat.timeFormat('%H:%M:%S');
+  },
+});

ui/app/components/freestyle/sg-stats-time-series.js

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+import Component from '@ember/component';
+import { computed } from '@ember/object';
+import d3TimeFormat from 'd3-time-format';
+import moment from 'moment';
+
+export default Component.extend({
+  timerTicks: 0,
+
+  startTimer: function() {
+    this.set(
+      'timer',
+      setInterval(() => {
+        const metricsHigh = this.get('metricsHigh');
+        const prev = metricsHigh.length ? metricsHigh[metricsHigh.length - 1].value : 0.9;
+        this.appendTSValue(
+          metricsHigh,
+          Math.min(Math.max(prev + Math.random() * 0.05 - 0.025, 0.5), 1)
+        );
+
+        const metricsLow = this.get('metricsLow');
+        const prev2 = metricsLow.length ? metricsLow[metricsLow.length - 1].value : 0.1;
+        this.appendTSValue(
+          metricsLow,
+          Math.min(Math.max(prev2 + Math.random() * 0.05 - 0.025, 0), 0.5)
+        );
+      }, 1000)
+    );
+  }.on('init'),
+
+  appendTSValue(array, value, maxLength = 300) {
+    array.addObject({
+      timestamp: Date.now(),
+      value,
+    });
+
+    if (array.length > maxLength) {
+      array.splice(0, array.length - maxLength);
+    }
+  },
+
+  willDestroy() {
+    clearInterval(this.get('timer'));
+  },
+
+  metricsHigh: computed(() => {
+    return [];
+  }),
+
+  metricsLow: computed(() => {
+    return [];
+  }),
+
+  staticMetrics: computed(() => {
+    const ts = offset =>
+      moment()
+        .subtract(offset, 'm')
+        .toDate();
+    return [
+      { timestamp: ts(20), value: 0.5 },
+      { timestamp: ts(18), value: 0.5 },
+      { timestamp: ts(16), value: 0.4 },
+      { timestamp: ts(14), value: 0.3 },
+      { timestamp: ts(12), value: 0.9 },
+      { timestamp: ts(10), value: 0.3 },
+      { timestamp: ts(8), value: 0.3 },
+      { timestamp: ts(6), value: 0.4 },
+      { timestamp: ts(4), value: 0.5 },
+      { timestamp: ts(2), value: 0.6 },
+      { timestamp: ts(0), value: 0.6 },
+    ];
+  }),
+
+  secondsFormat() {
+    return d3TimeFormat.timeFormat('%H:%M:%S');
+  },
+});